Application Security Engineer, Proactive Security

The Application Security (AppSec) Security Engineer is responsible for conducting security assessments and reviews of applications and services to identify vulnerabilities and ensure adherence to security standards. This role works under the guidance of senior engineers to evaluate system designs, perform threat modeling, and validate that services meet the organization's security bar before launch.Key job responsibilitiesSecurity Reviews: Conduct security design reviews for new and existing services, evaluating architecture documents, threat models, and system designs for potential security risksThreat Modeling: Perform threat modeling exercises to identify attack vectors, security weaknesses, and areas of concern in application architecturesPenetration Testing: Execute or coordinate penetration testing activities to validate security controls and identify exploitable vulnerabilitiesFinding Management: Document, track, and communicate security findings to service teams, providing clear remediation guidance and verifying fixesSecurity Guidance: Provide security consultation to development teams on secure coding practices, authentication/authorization mechanisms, cryptographic implementations, and data protection strategiesEscalation Support: Identify and escalate high-severity security issues through appropriate channels, ensuring timely remediation aligned with launch timelinesDocumentation: Maintain clear and thorough documentation of review outcomes, security decisions, and risk assessmentsTool Utilization: Leverage automated security scanning tools and internal security platforms to support review activities and improve efficiencyAbout the teamDiverse ExperiencesAmazon Security values diverse experiences. Even if you do not meet all of the qualifications and skills listed in the job description, we encourage candidates to apply. If your career is just starting, hasn’t followed a traditional path, or includes alternative experiences, don’t let it stop you from applying.Why Amazon Security?At Amazon, security is central to maintaining customer trust and delivering delightful customer experiences. Our organization is responsible for creating and maintaining a high bar for security across all of Amazon’s products and services. We offer talented security professionals the chance to accelerate their careers with opportunities to build experience in a wide variety of areas including cloud, devices, retail, entertainment, healthcare, operations, and physical stores.Inclusive Team CultureIn Amazon Security, it’s in our nature to learn and be curious. Ongoing DEI events and learning experiences inspire us to continue learning and to embrace our uniqueness. Addressing the toughest security challenges requires that we seek out and celebrate a diversity of ideas, perspectives, and voices.Training & Career GrowthWe’re continuously raising our performance bar as we strive to become Earth’s Best Employer. That’s why you’ll find endless knowledge-sharing, training, and other career-advancing resources here to help you develop into a better-rounded professional.Work/Life BalanceWe value work-life harmony. Achieving success at work should never come at the expense of sacrifices at home, which is why flexible work hours and arrangements are part of our culture. When we feel supported in the workplace and at home, there’s nothing we can’t achieve.Basic qualifications- 2+ years of web protocols, common security attacks, and remediation (non-internship) experience- Bachelor's degree in Engineering, Computer Science, or a related field- Knowledge of system security vulnerabilities and remediation techniques, including penetration testing and the development of exploits or equivalent- Experience with web protocols, common security attacks, and remediation (non-internship)- Experience in application security architecture, security code reviews, security testing, incident response, or security infrastructure- Experience with coding/scripting in one or more languages (e.g., Python, C, C++, Java, Ruby, or PowerShell)Preferred qualification - Experience with AWS services or other cloud offerings- Experience in one or more of the following: application security frameworks, security code reviews, incident response, security infrastructure, penetration testing, mobile security, cloud security, AI security, identity and access controls- Knowledge of one or more of the following domains: web application development, penetration testing, mobile security, cryptography, public key infrastructure, forensic security, IP security, SSL/TLS, computer viruses and malware, network security, trusted security, trusted execution, threat intelligence, IoT security implications, or authentication- Experience scripting with Python, Perl, Bash or PowerShell- Experience triaging and developing security alerts and response automation, conducting front-line analysis, and providing escalation supportAmazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at .USA, WA, Seattle - 136,000.00 - 184,000.00 USD annually